App Detail » Chemio - A Student's Chemical Reference

What's New

This update includes a number of improvements and corrections:

- Correct names for chemical elements in English;
- Swapped metals and transition metals legends (they were confused in the periodic table);
- Ba+ corrected to Ba2+ in the solubility table;
- Corrected minor inaccuracies in text references;
- Small performance improvements.

App Description

Interactive periodic table, solubility table, molar mass calculator and the 3D widget for designing electron configuration of atom. The most necessary chemical references for students in the one neat app - it's Chemio!


Chemio is an interactive chemical reference. It provides a set of useful instruments, which allow you to perform search and calculations faster. Our app's purpose is to replace traditional chemical books and to help you with your research or education.

We're open for your feedback about the app's performance and functionality.

App Changes

• September 15, 2013 Initial release
• October 11, 2013 New version 1.0.1
• October 20, 2013 New version 1.0.2
• December 09, 2013 Price decrease: $0.99 -> FREE!
• December 11, 2013 Price increase: FREE! -> $0.99
• December 25, 2013 New version 1.2
• January 02, 2014 Price decrease: $0.99 -> FREE!
• January 04, 2014 Price increase: FREE! -> $1.99
• January 13, 2014 Price decrease: $1.99 -> FREE!
• January 14, 2014 Price increase: FREE! -> $1.99
• February 15, 2014 Price decrease: $1.99 -> FREE!
• February 17, 2014 Price increase: FREE! -> $1.99
• February 28, 2014 Price decrease: $1.99 -> FREE!
• March 02, 2014 Price increase: FREE! -> $1.99
• March 10, 2014 Price decrease: $1.99 -> FREE!
• March 11, 2014 Price increase: FREE! -> $1.99
• March 17, 2014 Price decrease: $1.99 -> FREE!
• March 19, 2014 Price increase: FREE! -> $1.99
• March 25, 2014 Price decrease: $1.99 -> FREE!
• April 03, 2014 Price increase: FREE! -> $1.99
• April 21, 2014 Price decrease: $1.99 -> FREE!
• April 23, 2014 Price increase: FREE! -> $1.99
• May 01, 2014 Price decrease: $1.99 -> FREE!
• May 03, 2014 Price increase: FREE! -> $1.99
• May 16, 2014 Price decrease: $1.99 -> FREE!
• May 17, 2014 Price increase: FREE! -> $1.99
• August 11, 2014 Price decrease: $1.99 -> FREE!
• August 13, 2014 Price increase: FREE! -> $1.99
• September 13, 2014 Price decrease: $1.99 -> FREE!
• September 15, 2014 Price increase: FREE! -> $1.99
• October 02, 2014 Price decrease: $1.99 -> FREE!
• October 03, 2014 Price increase: FREE! -> $1.99
• October 22, 2014 Price decrease: $1.99 -> FREE!
• October 25, 2014 Price increase: FREE! -> $1.99
• November 15, 2014 Price decrease: $1.99 -> FREE!
• November 20, 2014 Price increase: FREE! -> $1.99
• December 07, 2014 Price decrease: $1.99 -> FREE!
• December 09, 2014 Price increase: FREE! -> $1.99
• December 15, 2014 Price decrease: $1.99 -> FREE!
• December 17, 2014 Price increase: FREE! -> $1.99
• December 20, 2014 Price decrease: $1.99 -> FREE!
• January 02, 2015 Price increase: FREE! -> $1.99
• February 06, 2015 Price decrease: $1.99 -> FREE!
• February 10, 2015 Price increase: FREE! -> $1.99
• February 12, 2015 Price decrease: $1.99 -> FREE!
• February 15, 2015 Price increase: FREE! -> $1.99
• April 15, 2015 Price decrease: $1.99 -> FREE!
• April 29, 2015 Price increase: FREE! -> $1.99
• May 07, 2015 Price decrease: $1.99 -> FREE!
• May 10, 2015 Price increase: FREE! -> $1.99
• May 14, 2015 Price decrease: $1.99 -> FREE!
• May 17, 2015 Price increase: FREE! -> $1.99
• June 11, 2015 Price decrease: $1.99 -> FREE!
• June 14, 2015 Price increase: FREE! -> $1.99
• July 02, 2015 Price decrease: $1.99 -> FREE!
• July 04, 2015 Price increase: FREE! -> $1.99
• August 11, 2015 Price decrease: $1.99 -> FREE!
• August 16, 2015 Price increase: FREE! -> $1.99
• August 27, 2015 Price decrease: $1.99 -> FREE!
• August 30, 2015 Price increase: FREE! -> $1.99
• September 02, 2015 Price decrease: $1.99 -> FREE!
• September 07, 2015 Price increase: FREE! -> $1.99
• October 28, 2015 Price decrease: $1.99 -> FREE!
• November 01, 2015 Price increase: FREE! -> $1.99
• November 07, 2015 Price decrease: $1.99 -> FREE!
• November 11, 2015 Price increase: FREE! -> $1.99
• December 28, 2015 Price decrease: $1.99 -> FREE!
• January 02, 2016 Price increase: FREE! -> $1.99
• February 20, 2016 Price decrease: $1.99 -> FREE!
• February 21, 2016 Price increase: FREE! -> $1.99
• March 01, 2016 Price decrease: $1.99 -> FREE!
• March 05, 2016 Price increase: FREE! -> $1.99
• July 18, 2016 Price decrease: $1.99 -> FREE!
• July 26, 2016 Price increase: FREE! -> $1.99
• July 29, 2016 Price decrease: $1.99 -> FREE!
• August 03, 2016 Price increase: FREE! -> $1.99